In 1888, twelve-year-old Will Henry chronicles his apprenticeship with Dr. Warthrop, a scientist who hunts and studies real-life monsters, as they discover and attempt to destroy a pod of Anthropophagi.

How do you rid the Earth of seven billion humans? Rid the humans of their humanity ... Surviving the first four waves was nearly impossible. Now Cassie Sullivan finds herself in a new world, a world in which the fundamental trust that binds us together is gone. As the 5th Wave rolls across the landscape, Cassie, Ben, and Ringer are forced to confront the Others' ultimate goal: the extermination of the human race. Cassie and her friends haven't seen...

In 1888, twelve-year-old Will Henry chronicles his apprenticeship with Dr. Warthrop, a New England scientist who hunts and studies real-life monsters, as they discover and attempt to destroy the Wendigo, a creature that starves even as it gorges itself on human flesh.

When Dr. Warthrop begins to doubt fourteen-year-old Will Henry's loyalty, he sets him against one of the most horrific creatures in the Monstrumarium unaware that Will's life and his own fate will lie in the balance.

When Dr. Warthrop goes hunting for the "Holy Grail of Monstrumology" in 1888, twelve-year-old orphan Will Henry follows him to Socotra, plunging into depths of horror worse than anything he has experienced so far.